[英]Why immediately after refreshing my page do I have to click the button with slideToggle on it twice leave the un-toggled form visible?
在我的项目中,我有一个按钮,可以在单击表单时将其向下滑动。 除了在这种情况下,它完全按预期工作。
我的期望:当表单不可见时,单击切换按钮时,表单将显示并保持可见和可访问状态,直到提交表单或重新单击将其切换为可见的按钮为止不可见。
发生的情况:刷新后,如果切换按钮是第一个单击的按钮,则该表单将切换为可见状态,然后滑动回去以使其不可见,而无需其他任何单击。
在服务器上,它们都出现在相同的请求上。
刷新后立即:
Started GET "/users/1/categories/new" for 127.0.0.1 at 2017-01-23 12:09:33 -0500
Processing by CategoriesController#new as JS
Parameters: {"user_id"=>"1"}
User Load (0.6ms) SELECT "users".* FROM "users" WHERE "users"."id" = $1 ORDER BY "users"."id" ASC LIMIT $2 [["id", 1], ["LIMIT", 1]]
Rendering categories/new.js.erb
Rendered categories/_form.html.erb (3.6ms)
Rendered categories/new.js.erb (9.3ms)
Completed 200 OK in 28ms (Views: 20.6ms | ActiveRecord: 0.6ms)
第二次单击以使该窗体可见,使其保持可见:
Started GET "/users/1/categories/new" for 127.0.0.1 at 2017-01-23 12:11:22 -0500
Processing by CategoriesController#new as JS
Parameters: {"user_id"=>"1"}
User Load (0.4ms) SELECT "users".* FROM "users" WHERE "users"."id" = $1 ORDER BY "users"."id" ASC LIMIT $2 [["id", 1], ["LIMIT", 1]]
Rendering categories/new.js.erb
Rendered categories/_form.html.erb (2.4ms)
Rendered categories/new.js.erb (5.7ms)
Completed 200 OK in 18ms (Views: 13.1ms | ActiveRecord: 0.4ms)
以下是我的相关代码:
index.html.erb:
<div class="row">
<ul id="categories-list"><%= render @categories %></ul>
<div class="row">
<%= link_to new_user_category_path, remote: true do %>
<button>New Category</button>
<% end %>
</div>
<div class="row">
<div id="category-form" style="desplay:none;"></div>
</div>
</div>
分类控制器:
...
respond_to :js
def new
@category = current_user.categories.build
end
def create
@category = current_user.categories.create(category_params)
@category.save!
end
...
new.js.erb:
$('#category-form').html("<%= j (render 'form') %>");
$('#category-form').slideToggle(350);
$('#category_name').focus();
_form.html.erb
<div id="category-form">
<%= simple_form_for shallow_args(current_user, @category), remote: true do |f| %>
<%= f.input :name %>
<%= f.button :submit, "Add" %>
<% end %>
</div>
create.js.erb:
$('#categories-list').append("<%= j (render @category) %>");
$('#category-form').slideUp(350);
jQuery仍然让我有些困惑。 感谢您提供的任何帮助,以解释发生的情况以及如何解决? 提前致谢。
因此,以防万一有人遇到同样的问题,我在index.html.erb
文件中有一个错字。
<div id="category-form" style="desplay:none;"></div>
本来应该:
<div id="category-form" style="display:none;"></div>
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